Shoe upper



FIG. 1 is a right side elevational view of a shoe upper illustrating my new design;

FIG. 2 is a left side elevational view of the shoe upper of FIG. 1;

FIG. 3 is a front view of the shoe upper of FIG. 1;

FIG. 4 is a rear view of the shoe upper of FIG. 1; and,

FIG. 5 is a top plan view of the shoe upper of FIG. 1. 

The ornamental design for a shoe upper, as shown and described. 